1665087680

素因数分解:

$2^6\times 5^1\times {\mathrm{5203399}}^1$

素因数の和:5203416

約数の個数: 28

約数和(自身を含む): 3964990800

約数和(自身を除く): 2299903120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5203399, 10406798, 20813596, 26016995, 41627192, 52033990, 83254384, 104067980, 166508768, 208135960, 333017536, 416271920, 832543840, 1665087680]

約数ペア:

[(1, 1665087680), (2, 832543840), (4, 416271920), (5, 333017536), (8, 208135960), (10, 166508768), (16, 104067980), (20, 83254384), (32, 52033990), (40, 41627192), (64, 26016995), (80, 20813596), (160, 10406798), (320, 5203399)]